Questions & Answers for: gm 12378396

Question about 1999 Jimmy

1 Answer

...try to shift into 2wd, also, want to check tranfer case oil but do not know what kind to replace it with if low all manual says is gm part # 12378396 the transfer case uses the same ATF as the

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...in the front rear,I've also checked the c.v. joints and they seem to be ok.what can it be?I'm also wanted to know what the equivalent product is for gm part number 12378396 is? Front universal

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what oil is used in the trasfer case on a 2001 bravada Automatic Transfer Case Fluid (GM P/N 12378396 or equivalent)

GM part # 12378396 if u have an automatic transfer case[[ states AUTO-4WD on push button]] recommended is to replace with gm s own --auto-trak II part# 123785078 its a synthetic blend [blue] about $12

what is the replacement fluid for transfer case fluid (GM part no. 12378396) for 2000 silverada Use only auto-trak II in automatic t-case . Use dextron III in manual t-case. You will need two qt.'s

Question about 2001 Silverado 2500HD

1 Answer

GM PART NO. 12378396, WHICH IS REDDISH COLORED OR NEWER OIL IS BLUISH COLORED GM PART NO. 12378508, WHICH HAS MORE FRICTION MODIFIERS. WHILE YOU ARE DOING THE JOB, ALSO CHANGE THE DRAIN AND FILL PLUGS

...GM Part No. 12378396), which is a reddish colored fluid. GM has a new Auto Trak II Transfer Case Fluid (GM Part No. 12378508), which has a bluish color to it. The newer fluid has better friction ...

...without our case saver, it's only a matter of time. Recommended fluid for the NP 136 transfer case is GM part number 12378396. and more get the car serviced, or learn to scan first. and post DTC ...

what kind of oil goes in a 2004 avalanche transfercase Valvoline - DEXRON®-VI ATF Full Synthetic Automatic Transmission Fluid, 1 Quart (Part No. 822405) P246Auto-Trak II (GM Part # 12378396)

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